package Java网络实例;

//import java.io.BufferedReader;
//import java.io.BufferedWriter;
//import java.io.IOException;
//import java.io.InputStreamReader;
//import java.io.OutputStreamWriter;
//import java.net.ServerSocket;
//import java.net.Socket;
//
//public class ServerSocket和Socket通信实例 {
//   public static void main(String[] args) {
//      try {
//         ServerSocket ss = new ServerSocket(8888);
//         System.out.println("启动服务器....");
//         Socket s = ss.accept();
//         System.out.println("客户端:"+s.getInetAddress().getLocalHost()+"已连接到服务器");
//         
//         BufferedReader br = new BufferedReader(new InputStreamReader(s.getInputStream()));
//         //读取客户端发送来的消息
//         String mess = br.readLine();
//         System.out.println("客户端："+mess);
//         BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(s.getOutputStream()));
//         bw.write(mess+"\n");
//         bw.flush();
//      } catch (IOException e) {
//         e.printStackTrace();
//      }
//   }
//}
//以上代码运行输出结果为：
//启动服务器....
//2、建立客户端
//创建Socket通信，设置通信服务器的IP和Port
//建立IO输出流向服务器发送数据消息
//建立IO输入流读取服务器发送来的数据消息
//客户端代码:

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.Socket;
import java.net.UnknownHostException;

public class ServerSocket和Socket通信实例 {
   public static void main(String[] args) {
      try {
         Socket s = new Socket("127.0.0.1",8888);
         
         //构建IO
         InputStream is = s.getInputStream();
         OutputStream os = s.getOutputStream();
         
         BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(os));
         //向服务器端发送一条消息
         bw.write("测试客户端和服务器通信，服务器接收到消息返回到客户端\n");
         bw.flush();
         
         //读取服务器返回的消息
         BufferedReader br = new BufferedReader(new InputStreamReader(is));
         String mess = br.readLine();
         System.out.println("服务器："+mess);
      } catch (UnknownHostException e) {
         e.printStackTrace();
      } catch (IOException e) {
         e.printStackTrace();
      }
   }
}
//以上代码运行输出结果为：
//服务器：测试客户端和服务器通信，服务器接收到消息返回到客户端